[INFO] cloning repository https://github.com/SHA888/kitties-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SHA888/kitties-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSHA888%2Fkitties-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSHA888%2Fkitties-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4014dc96f83982d88748fcbed76cdff71592b61d
[INFO] testing SHA888/kitties-tutorial against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSHA888%2Fkitties-tutorial" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SHA888/kitties-tutorial on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SHA888/kitties-tutorial
[INFO] finished tweaking git repo https://github.com/SHA888/kitties-tutorial
[INFO] tweaked toml for git repo https://github.com/SHA888/kitties-tutorial written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/SHA888/kitties-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded which v4.2.2
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.1
[INFO] [stderr]   Downloaded zeroize v1.4.1
[INFO] [stderr]   Downloaded radium v0.5.3
[INFO] [stderr]   Downloaded fastrand v1.5.0
[INFO] [stderr]   Downloaded impl-codec v0.5.1
[INFO] [stderr]   Downloaded camino v1.0.5
[INFO] [stderr]   Downloaded target-lexicon v0.12.1
[INFO] [stderr]   Downloaded rocksdb v0.17.0
[INFO] [stderr]   Downloaded parity-ws v0.10.1
[INFO] [stderr]   Downloaded lru v0.6.6
[INFO] [stderr]   Downloaded scale-info-derive v0.7.0
[INFO] [stderr]   Downloaded kvdb v0.10.0
[INFO] [stderr]   Downloaded minicbor-derive v0.6.4
[INFO] [stderr]   Downloaded cexpr v0.5.0
[INFO] [stderr]   Downloaded bitvec v0.19.5
[INFO] [stderr]   Downloaded structopt-derive v0.4.15
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.4
[INFO] [stderr]   Downloaded bindgen v0.59.1
[INFO] [stderr]   Downloaded parity-scale-codec-derive v2.2.0
[INFO] [stderr]   Downloaded kvdb-memorydb v0.10.0
[INFO] [stderr]   Downloaded curve25519-dalek v2.1.3
[INFO] [stderr]   Downloaded universal-hash v0.4.1
[INFO] [stderr]   Downloaded primitive-types v0.10.1
[INFO] [stderr]   Downloaded parity-scale-codec v2.2.0
[INFO] [stderr]   Downloaded structopt v0.3.22
[INFO] [stderr]   Downloaded cpp_demangle v0.3.3
[INFO] [stderr]   Downloaded ed25519 v1.2.0
[INFO] [stderr]   Downloaded shlex v1.0.0
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.12.1
[INFO] [stderr]   Downloaded parity-util-mem v0.10.0
[INFO] [stderr]   Downloaded finality-grandpa v0.14.3
[INFO] [stderr]   Downloaded scale-info v0.10.0
[INFO] [stderr]   Downloaded object v0.26.0
[INFO] [stderr]   Downloaded memory-db v0.27.0
[INFO] [stderr]   Downloaded trie-db v0.22.6
[INFO] [stderr]   Downloaded psm v0.1.14
[INFO] [stderr]   Downloaded hex-literal v0.3.3
[INFO] [stderr]   Downloaded librocksdb-sys v6.20.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1676cda1276c40b76a84adfff321588c0c3fa910c5143636a4402b1f4d51351c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1676cda1276c40b76a84adfff321588c0c3fa910c5143636a4402b1f4d51351c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1676cda1276c40b76a84adfff321588c0c3fa910c5143636a4402b1f4d51351c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1676cda1276c40b76a84adfff321588c0c3fa910c5143636a4402b1f4d51351c", kill_on_drop: false }`
[INFO] [stdout] 1676cda1276c40b76a84adfff321588c0c3fa910c5143636a4402b1f4d51351c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abe74a00026531657df6baeea518eeccf178609cede45c3a81ea561c92f68093
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "abe74a00026531657df6baeea518eeccf178609cede45c3a81ea561c92f68093", kill_on_drop: false }`
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling sp-debug-derive v3.0.0 (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/prost-derive-0.7.0/src/lib.rs:109:14
[INFO] [stdout]     |
[INFO] [stdout] 109 |             .intersperse(quote!(|));
[INFO] [stdout]     |              ^^^^^^^^^^^ multiple `intersperse` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `Iterator` for the type `Map<I, F>`
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `Itertools` for the type `T`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 105 ~         let tags = Iterator::intersperse(field
[INFO] [stdout] 106 +             .tags()
[INFO] [stdout] 107 +             .into_iter()
[INFO] [stdout] 108 +             .map(|tag| quote!(#tag)), {
[INFO] [stdout] 109 +         let mut _s = $crate::__private::TokenStream::new();
[INFO] [stdout] 110 +         $crate::quote_each_token!(_s $($tt)*);
[INFO] [stdout]   ...
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 105 ~         let tags = Itertools::intersperse(field
[INFO] [stdout] 106 +             .tags()
[INFO] [stdout] 107 +             .into_iter()
[INFO] [stdout] 108 +             .map(|tag| quote!(#tag)), {
[INFO] [stdout] 109 +         let mut _s = $crate::__private::TokenStream::new();
[INFO] [stdout] 110 +         $crate::quote_each_token!(_s $($tt)*);
[INFO] [stdout]   ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prost-derive` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "abe74a00026531657df6baeea518eeccf178609cede45c3a81ea561c92f68093", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abe74a00026531657df6baeea518eeccf178609cede45c3a81ea561c92f68093", kill_on_drop: false }`
[INFO] [stdout] abe74a00026531657df6baeea518eeccf178609cede45c3a81ea561c92f68093